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| <template>
| <div class="echart-box" :id="elementId"></div>
| </template>
|
| <script>
|
| export default {
| data () {
| return {
| elementId: ''
| }
| },
|
| props: {
| params: {
| type: Object
| }
| },
|
| created () {
| this.elementId = this.uuid()
| },
|
| mounted () {
| this.$nextTick(() => {
| this.initEcharts()
| })
| },
|
| methods: {
| uuid () {
| return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
| var r = Math.random() * 16 | 0,
| v = c == 'x' ? r : (r & 0x3 | 0x8)
| return v.toString(16)
| })
| },
|
| initEcharts () {
| const that = this
| const myChart = that.$echarts.init(document.getElementById(that.elementId))
|
| var percent = this.params.value //百分数
| var color_percent0 = '',
| color_percent100 = '',
| dotArray = []
|
|
| calculateDot(percent)//80%显示4个点，
|
|
| function calculateDot (data) {
| if (data <= 20) {
| dotArray.push(80)
| color_percent0 = 'rgba(12,255,0,1)'
| color_percent100 = 'rgba(12,255,0,.3)'
| } else if (data > 20 && data <= 40) {
| dotArray.push(...[80, 80])
| color_percent0 = 'rgba(12,255,0,1)'
| color_percent100 = 'rgba(12,255,0,.3)'
| } else if (data > 40 && data <= 60) {
| dotArray.push(...[80, 80, 80])
| color_percent0 = 'rgba(255,123,0,1)'
| color_percent100 = 'rgba(255,123,0,.3)'
| } else if (data > 60 && data <= 80) {
| dotArray.push(...[80, 80, 80, 80])
| color_percent0 = 'rgba(255,0,36,1)'
| color_percent100 = 'rgba(255,0,36,.3)'
| } else if (data > 80 && data <= 100) {
| dotArray.push(...[80, 80, 80, 80, 80])
| color_percent0 = 'rgba(255,0,36,1)'
| color_percent100 = 'rgba(255,0,36,.3)'
| }
|
| }
|
| const option = {
| backgroundColor: '#000',
| title: {
| left: 'center',
| top: '68%',//字体的位置
| text: this.params.type,
| textStyle: {
| fontWeight: 'normal',
| color: '#FFF',
| fontSize: 12
| },
| subtextStyle: {//副标题的文字的样式
| fontWeigh: 'bold',
| fontSize: 12,
| color: '#3ea1ff'
| },
|
| },
| series: [
| {
| type: 'pie',
| radius: ['50%', '70%'],
| avoidLabelOverlap: false,
| startAngle: 225,
| color: [{
| type: 'linear',
| x: 0,
| y: 0,
| x2: 0.4,
| y2: 1,
| colorStops: [{
| offset: 0,
| color: color_percent0 // 0% 处的颜色
| }, {
| offset: 1,
| color: color_percent100 // 100% 处的颜色
| }],
| globalCoord: false // 缺省为 false
| }, 'none'],
| hoverAnimation: false,//是否开启 hover 在扇区上的放大动画效果。
| legendHoverLink: false,//是否启用图例 hover 时的联动高亮。
| label: {
| normal: {
| show: false,
| position: 'center'
| },
| emphasis: {
| show: true,
| textStyle: {
| fontSize: 12,
| fontWeight: 'bold'
| }
| }
| },
| labelLine: {
| normal: {
| "show": false
| }
| },
| data: [{
| value: 75,
| name: '1'
| }, {
| value: 25,
| name: '2'
| }]
| },
| {
| type: 'pie',
| radius: ['48%', '47%'],
| avoidLabelOverlap: false,//是否启用防止标签重叠策略
| startAngle: 225,
|
| hoverAnimation: false,
| legendHoverLink: false,
| label: {
| normal: {
| show: false,
| position: 'center'
| },
| emphasis: {
| show: true,
| textStyle: {
| fontSize: 12,
| fontWeight: 'bold'
| }
| }
| },
| labelLine: {
| normal: {
| show: false
| }
| },
| data: [{
| value: 75,
| name: '1'
| }, {
| value: 25,
| name: '2'
| }]
| },
| {
| type: 'pie',
| radius: ['50%', '70%'],
| avoidLabelOverlap: false,
| startAngle: 315,
| color: ['rgba(34,34,34,.9)', "#ff7a00", "transparent"],
| hoverAnimation: false,
| legendHoverLink: false,
| clockwise: false,//饼图的扇区是否是顺时针排布。
| itemStyle: {
| normal: {
| borderColor: "transparent",
| borderWidth: "20"
| },
| emphasis: {
| borderColor: "transparent",
| borderWidth: "20"
| }
| },
| z: 10,
| label: {
| normal: {
| show: false,
| position: 'center'
| },
|
| },
| labelLine: {
| normal: {
| show: false
| }
| },
| data: [{
| value: (100 - percent) * 270 / 360,
|
| label: {
| normal: {
| formatter: percent + '%',
| position: 'center',
| show: true,
| textStyle: {
| fontSize: 12,
| fontWeight: 'normal',
| color: '#fff'
| }
| }
| },
| name: ''
| }, {
| value: 1,
| name: ''
| }, {
| value: 100 - (100 - percent) * 270 / 360,
| name: ''
| }]
| },
| ]
| }
|
| myChart.setOption(option)
| }
| },
| }
| </script>
|
| <style lang="scss" scoped>
| .echart-box {
| height: 100%;
| }
| </style>
|
|
